. >> now, this is all very problematic for the white house. just two days ago, president obama and secretary of state hillary clinton were praising morsi's government for helping broker a cease fire between israel and gaza. today, the u.s. state department expressed concern over the recent developments saying quote, one of the aspirations o f the egyptian revolution was to ensure power would not be overly concentrated in the hands of any one person or institution. he was elected in june with nearly 52% of the vote, but thousands are calling for his removal today as they stormed the headquarters of one of his chief support groups. the crowd then marched on to tahrir square, chanting birth of a new pharaoh. let's get the latest on this situation with ian lee in cairo tonight. what's the situation right now? >> reporter: well, tom, it's 2:00 a.m. now in cairo. and the protests are still going on. we're still seeing clashes in and around tahrir square between the protesters and the police. we're seeing a range of things thrown back and forth. rock